Center letter: i
Outer letter: c e j n o t
Answers (51):
  ejection
  injection
  cite
  cocci
  coin
  conceit
  concoction
  conic
  conjoin
  conjoint
  connection
  contention
  continence
  continent
  cootie
  enjoin
  entice
  icon
  iconic
  incite
  incontinence
  incontinent
  inject
  innie
  innocence
  innocent
  intent
  intention
  into
  intone
  ionic
  jinn
  jinni
  join
  joint
  nice
  nicotine
  niece
  nine
  nineteen
  nite
  notice
  notion
  onion
  tectonic
  tinct
  tine
  tint
  tonic
  tontine
  toonie